Wiktionary
nonserial
a. Not serial. n. A publication that is not a serial.
Usage examples of "nonserial".
He absorbed everything around him, then let his cells rub up against each other until they produced a collection of nonserial gestalts, an almost random flow of metaphor into which he dipped a languid hand and came up with the answer or image or poem or equation or whatever it might be that something in him felt was needed, a zigzag sort of thinking that had many strengths and nothing at all to do with rigorous analysis of a problem or the development of a line of action step by hard-won step.